Home / 90,334.46-124,677.16-52,087.08

Finding the Fourth Proportional to 90,334.46, 124,677.16 and 52,087.08

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Solution

The fourth proportional to 90,334.46, 124,677.16 and 52,087.08 is: 71,889.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,334.46 : 124,677.16 = 52,087.08 : x
  2. Step 2: Convert to fraction form
    90,334.46/124,677.16 = 52,087.08/x
  3. Step 3: Cross multiply
    90,334.46x = 124,677.16 × 52,087.08
  4. Step 4: Simplify right side
    90,334.46x = 6,494,069,207.09
  5. Step 5: Solve for x
    x = 6,494,069,207.09/90,334.46
  6. Step 6: Final answer
    x = 71,889.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.